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Diffstat (limited to 'thirdparties/iphone/include/libyuv/libyuv/convert.h')
-rw-r--r-- | thirdparties/iphone/include/libyuv/libyuv/convert.h | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/thirdparties/iphone/include/libyuv/libyuv/convert.h b/thirdparties/iphone/include/libyuv/libyuv/convert.h new file mode 100644 index 0000000..1bd45c8 --- /dev/null +++ b/thirdparties/iphone/include/libyuv/libyuv/convert.h @@ -0,0 +1,254 @@ +/* + * Copyright 2011 The LibYuv Project Authors. All rights reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef INCLUDE_LIBYUV_CONVERT_H_ // NOLINT +#define INCLUDE_LIBYUV_CONVERT_H_ + +#include "libyuv/basic_types.h" +// TODO(fbarchard): Remove the following headers includes. +#include "libyuv/convert_from.h" +#include "libyuv/planar_functions.h" +#include "libyuv/rotate.h" + +#ifdef __cplusplus +namespace libyuv { +extern "C" { +#endif + +// Convert I444 to I420. +LIBYUV_API +int I444ToI420(const uint8* src_y, int src_stride_y, + const uint8* src_u, int src_stride_u, + const uint8* src_v, int src_stride_v, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert I422 to I420. +LIBYUV_API +int I422ToI420(const uint8* src_y, int src_stride_y, + const uint8* src_u, int src_stride_u, + const uint8* src_v, int src_stride_v, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert I411 to I420. +LIBYUV_API +int I411ToI420(const uint8* src_y, int src_stride_y, + const uint8* src_u, int src_stride_u, + const uint8* src_v, int src_stride_v, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Copy I420 to I420. +#define I420ToI420 I420Copy +LIBYUV_API +int I420Copy(const uint8* src_y, int src_stride_y, + const uint8* src_u, int src_stride_u, + const uint8* src_v, int src_stride_v, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert I400 (grey) to I420. +LIBYUV_API +int I400ToI420(const uint8* src_y, int src_stride_y, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert NV12 to I420. +LIBYUV_API +int NV12ToI420(const uint8* src_y, int src_stride_y, + const uint8* src_uv, int src_stride_uv, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert NV21 to I420. +LIBYUV_API +int NV21ToI420(const uint8* src_y, int src_stride_y, + const uint8* src_vu, int src_stride_vu, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert YUY2 to I420. +LIBYUV_API +int YUY2ToI420(const uint8* src_yuy2, int src_stride_yuy2, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert UYVY to I420. +LIBYUV_API +int UYVYToI420(const uint8* src_uyvy, int src_stride_uyvy, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert M420 to I420. +LIBYUV_API +int M420ToI420(const uint8* src_m420, int src_stride_m420, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// Convert Q420 to I420. +LIBYUV_API +int Q420ToI420(const uint8* src_y, int src_stride_y, + const uint8* src_yuy2, int src_stride_yuy2, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// ARGB little endian (bgra in memory) to I420. +LIBYUV_API +int ARGBToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// BGRA little endian (argb in memory) to I420. +LIBYUV_API +int BGRAToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// ABGR little endian (rgba in memory) to I420. +LIBYUV_API +int ABGRToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// RGBA little endian (abgr in memory) to I420. +LIBYUV_API +int RGBAToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// RGB little endian (bgr in memory) to I420. +LIBYUV_API +int RGB24ToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// RGB big endian (rgb in memory) to I420. +LIBYUV_API +int RAWToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// RGB16 (RGBP fourcc) little endian to I420. +LIBYUV_API +int RGB565ToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// RGB15 (RGBO fourcc) little endian to I420. +LIBYUV_API +int ARGB1555ToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +// RGB12 (R444 fourcc) little endian to I420. +LIBYUV_API +int ARGB4444ToI420(const uint8* src_frame, int src_stride_frame, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int width, int height); + +#ifdef HAVE_JPEG +// src_width/height provided by capture. +// dst_width/height for clipping determine final size. +LIBYUV_API +int MJPGToI420(const uint8* sample, size_t sample_size, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int src_width, int src_height, + int dst_width, int dst_height); + +// Query size of MJPG in pixels. +LIBYUV_API +int MJPGSize(const uint8* sample, size_t sample_size, + int* width, int* height); +#endif + +// Note Bayer formats (BGGR) To I420 are in format_conversion.h + +// Convert camera sample to I420 with cropping, rotation and vertical flip. +// "src_size" is needed to parse MJPG. +// "dst_stride_y" number of bytes in a row of the dst_y plane. +// Normally this would be the same as dst_width, with recommended alignment +// to 16 bytes for better efficiency. +// If rotation of 90 or 270 is used, stride is affected. The caller should +// allocate the I420 buffer according to rotation. +// "dst_stride_u" number of bytes in a row of the dst_u plane. +// Normally this would be the same as (dst_width + 1) / 2, with +// recommended alignment to 16 bytes for better efficiency. +// If rotation of 90 or 270 is used, stride is affected. +// "crop_x" and "crop_y" are starting position for cropping. +// To center, crop_x = (src_width - dst_width) / 2 +// crop_y = (src_height - dst_height) / 2 +// "src_width" / "src_height" is size of src_frame in pixels. +// "src_height" can be negative indicating a vertically flipped image source. +// "crop_width" / "crop_height" is the size to crop the src to. +// Must be less than or equal to src_width/src_height +// Cropping parameters are pre-rotation. +// "rotation" can be 0, 90, 180 or 270. +// "format" is a fourcc. ie 'I420', 'YUY2' +// Returns 0 for successful; -1 for invalid parameter. Non-zero for failure. +LIBYUV_API +int ConvertToI420(const uint8* src_frame, size_t src_size, + uint8* dst_y, int dst_stride_y, + uint8* dst_u, int dst_stride_u, + uint8* dst_v, int dst_stride_v, + int crop_x, int crop_y, + int src_width, int src_height, + int crop_width, int crop_height, + enum RotationMode rotation, + uint32 format); + +#ifdef __cplusplus +} // extern "C" +} // namespace libyuv +#endif + +#endif // INCLUDE_LIBYUV_CONVERT_H_ NOLINT |